package com.test1230am;

public class Test09 {
    public static void main(String[] args) {
        // (9)求数组元素平均值
        int[] arr = {1,2,3,4,5};
        int sum =0;
        for(int i =0;i<arr.length;i++){
            sum +=arr[i];
        }
        int avg = sum/arr.length;
        System.out.println("平均值为"+avg);
    }
}
